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10655106660 = 223351117105517
BaseRepresentation
bin10011110110001100…
…00000011001100100
31000111120110111112000
421323012000121210
5133310201403120
64521143525300
7525020624622
oct117306003144
930446414460
1010655106660
114578591380
122094459830
13100a63b953
14731172512
15425663990
hex27b180664

10655106660 has 192 divisors, whose sum is σ = 38290371840. Its totient is φ = 2431088640.

The previous prime is 10655106647. The next prime is 10655106673. The reversal of 10655106660 is 6660155601.

It is an interprime number because it is at equal distance from previous prime (10655106647) and next prime (10655106673).

It is a super-2 number, since 2×106551066602 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48222 + ... + 153738.

It is an arithmetic number, because the mean of its divisors is an integer number (199429020).

Almost surely, 210655106660 is an apocalyptic number.

10655106660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10655106660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19145185920).

10655106660 is an abundant number, since it is smaller than the sum of its proper divisors (27635265180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10655106660 is a wasteful number, since it uses less digits than its factorization.

10655106660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105563 (or 105555 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 10655106660 in words is "ten billion, six hundred fifty-five million, one hundred six thousand, six hundred sixty".